added needed fields in models and needed libraries for frontend (#67)

src/main/java/com/commafeed/backend/model/FeedCategory.java

@@ -35,6 +35,8 @@ public class FeedCategory extends AbstractModel {
 
 	private boolean collapsed;
 
+	private Integer position;
+
 	public String getName() {
 		return name;
 	}
@@ -86,4 +88,12 @@ public class FeedCategory extends AbstractModel {
 		this.collapsed = collapsed;
 	}
 
+	public Integer getPosition() {
+		return position;
+	}
+
+	public void setPosition(Integer position) {
+		this.position = position;
+	}
+
 }

src/main/java/com/commafeed/backend/model/FeedSubscription.java

@@ -33,6 +33,8 @@ public class FeedSubscription extends AbstractModel {
 	@OneToMany(mappedBy = "subscription", cascade = CascadeType.REMOVE)
 	private Set<FeedEntryStatus> statuses;
 
+	private Integer position;
+
 	public Feed getFeed() {
 		return feed;
 	}
@@ -73,4 +75,12 @@ public class FeedSubscription extends AbstractModel {
 		this.statuses = statuses;
 	}
 
+	public Integer getPosition() {
+		return position;
+	}
+
+	public void setPosition(Integer position) {
+		this.position = position;
+	}
+
 }

src/main/java/com/commafeed/backend/services/FeedSubscriptionService.java

@@ -5,6 +5,8 @@ import java.util.List;
 import javax.ejb.ApplicationException;
 import javax.inject.Inject;
 
+import org.apache.commons.lang.StringUtils;
+
 import com.commafeed.backend.dao.FeedEntryDAO;
 import com.commafeed.backend.dao.FeedEntryStatusDAO;
 import com.commafeed.backend.dao.FeedSubscriptionDAO;
@@ -50,7 +52,7 @@ public class FeedSubscriptionService {
 			FeedCategory category) {
 
 		final String pubUrl = applicationSettingsService.get().getPublicUrl();
-		if (pubUrl == null) {
+		if (StringUtils.isBlank(pubUrl)) {
 			throw new FeedSubscriptionException(
 					"Public URL of this CommaFeed instance is not set");
 		}

src/main/java/com/commafeed/frontend/model/Category.java

@@ -8,19 +8,36 @@ import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlRootElement;
 
 import com.google.common.collect.Lists;
+import com.wordnik.swagger.annotations.ApiClass;
+import com.wordnik.swagger.annotations.ApiProperty;
 
 @SuppressWarnings("serial")
 @XmlRootElement
 @XmlAccessorType(XmlAccessType.FIELD)
+@ApiClass("Entry details")
 public class Category implements Serializable {
 
+	@ApiProperty("category id")
 	private String id;
+
+	@ApiProperty("parent category id")
 	private String parentId;
+
+	@ApiProperty("category id")
 	private String name;
+
+	@ApiProperty("category children categories")
 	private List<Category> children = Lists.newArrayList();
+
+	@ApiProperty("category feeds")
 	private List<Subscription> feeds = Lists.newArrayList();
+
+	@ApiProperty("wether the category is expanded or collapsed")
 	private boolean expanded;
 
+	@ApiProperty("position of the category in the list")
+	private Integer position;
+
 	public String getId() {
 		return id;
 	}
@@ -68,4 +85,13 @@ public class Category implements Serializable {
 	public void setExpanded(boolean expanded) {
 		this.expanded = expanded;
 	}
+
+	public Integer getPosition() {
+		return position;
+	}
+
+	public void setPosition(Integer position) {
+		this.position = position;
+	}
+
 }

src/main/java/com/commafeed/frontend/model/Subscription.java

@@ -29,6 +29,7 @@ public class Subscription implements Serializable {
 		Subscription sub = new Subscription();
 		sub.setId(subscription.getId());
 		sub.setName(subscription.getTitle());
+		sub.setPosition(subscription.getPosition());
 		sub.setMessage(feed.getMessage());
 		sub.setErrorCount(feed.getErrorCount());
 		sub.setFeedUrl(feed.getUrl());
@@ -77,6 +78,9 @@ public class Subscription implements Serializable {
 	@ApiProperty(value = "category id")
 	private String categoryId;
 
+	@ApiProperty("position of the subscription's in the list")
+	private Integer position;
+
 	public Long getId() {
 		return id;
 	}
@@ -165,4 +169,12 @@ public class Subscription implements Serializable {
 		this.iconUrl = iconUrl;
 	}
 
+	public Integer getPosition() {
+		return position;
+	}
+
+	public void setPosition(Integer position) {
+		this.position = position;
+	}
+
 }

src/main/java/com/commafeed/frontend/rest/resources/CategoryREST.java

@@ -289,6 +289,19 @@ public class CategoryREST extends AbstractResourceREST {
 		return Response.ok(Status.OK).build();
 	}
 
+	@GET
+	@Path("/unreadCount")
+	@ApiOperation(value = "Get unread count for feed subscriptions", responseClass = "List[com.commafeed.frontend.model.UnreadCount]")
+	public Response getUnreadCount() {
+		List<UnreadCount> list = Lists.newArrayList();
+		Map<Long, Long> unreadCount = feedEntryStatusDAO
+				.getUnreadCount(getUser());
+		for (Map.Entry<Long, Long> e : unreadCount.entrySet()) {
+			list.add(new UnreadCount(e.getKey(), e.getValue()));
+		}
+		return Response.ok(list).build();
+	}
+
 	@GET
 	@Path("/get")
 	@ApiOperation(value = "Get feed categories", notes = "Get all categories and subscriptions of the user", responseClass = "com.commafeed.frontend.model.Category")
@@ -308,19 +321,6 @@ public class CategoryREST extends AbstractResourceREST {
 		return Response.ok(root).build();
 	}
 
-	@GET
-	@Path("/unreadCount")
-	@ApiOperation(value = "Get unread count for feed subscriptions", responseClass = "List[com.commafeed.frontend.model.UnreadCount]")
-	public Response getUnreadCount() {
-		List<UnreadCount> list = Lists.newArrayList();
-		Map<Long, Long> unreadCount = feedEntryStatusDAO
-				.getUnreadCount(getUser());
-		for (Map.Entry<Long, Long> e : unreadCount.entrySet()) {
-			list.add(new UnreadCount(e.getKey(), e.getValue()));
-		}
-		return Response.ok(list).build();
-	}
-
 	private Category buildCategory(Long id, List<FeedCategory> categories,
 			List<FeedSubscription> subscriptions, Map<Long, Long> unreadCount) {
 		Category category = new Category();
@@ -335,6 +335,7 @@ public class CategoryREST extends AbstractResourceREST {
 						subscriptions, unreadCount);
 				child.setId(String.valueOf(c.getId()));
 				child.setName(c.getName());
+				child.setPosition(c.getPosition());
 				if (c.getParent() != null && c.getParent().getId() != null) {
 					child.setParentId(String.valueOf(c.getParent().getId()));
 				}
@@ -345,7 +346,7 @@ public class CategoryREST extends AbstractResourceREST {
 		Collections.sort(category.getChildren(), new Comparator<Category>() {
 			@Override
 			public int compare(Category o1, Category o2) {
-				return ObjectUtils.compare(o1.getName(), o2.getName());
+				return ObjectUtils.compare(o1.getPosition(), o2.getPosition());
 			}
 		});
 
@@ -364,7 +365,7 @@ public class CategoryREST extends AbstractResourceREST {
 		Collections.sort(category.getFeeds(), new Comparator<Subscription>() {
 			@Override
 			public int compare(Subscription o1, Subscription o2) {
-				return ObjectUtils.compare(o1.getName(), o2.getName());
+				return ObjectUtils.compare(o1.getPosition(), o2.getPosition());
 			}
 		});
 		return category;